Population: Clay County

Latest value, 2025

16,202persons

Source: U.S. Census Bureau
Retrieved 2026-10-08
Published 2026-03-26

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A.

Evolution

16,21416,37016,525202020212022202320242025
Value
PeriodValue
202516,202
202416,521
202316,537
202216,514
202116,464
202016,341

Comparison with related places

Place2025
Clay County16,202
Iowa3,238,387
United States341,784,857
Crawford County16,237
Hardin County16,455
Iowa County16,504
Tama County16,796
Clayton County16,845

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

Get this figure from your agent

Call get_value through the MCP server or the REST API.

get_value {"indicator":"population","place":"us-county-19041"}
GET https://invokely.ai/api/v1/value?indicator=population&place=us-county-19041

Other indicators for Clay County

Statistics for Clay County